Github user hvanhovell commented on a diff in the pull request:
https://github.com/apache/spark/pull/21026#discussion_r180468933
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateUnsafeProjection.scala
---
@@ -144,7 +144,7 @@ object GenerateUnsafeProjection extends
CodeGenerator[Seq[Expression], UnsafePro
case _ => s"$rowWriter.write($index, ${input.value});"
}
- if (input.isNull == "false") {
+ if (input.isNull == FalseLiteral) {
--- End diff --
This fixes an existing bug :)
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